A JSON verb's answer is its standard output alone

status --json prints its warnings beside the document; parsed from both streams together the first status asked through the console carried no answer as data. Output stays both streams, in order.
2026-09-30 18:18:43 +02:00
parent 8e81266cdc
commit 5ea0e87059
2 changed files with 27 additions and 5 deletions
@@ -113,14 +113,18 @@ func runVerb(ctx context.Context, argv []string) (verbAnswer, error) {
 	// The same environment: the stores' credentials, the bus, the broker — everything a command run
 	// from a shell in this container would have, because it is that.
 	cmd.Env = os.Environ()
-	var out bytes.Buffer
-	cmd.Stdout = &out
-	cmd.Stderr = &out
+	// Two buffers, one answer. What the command *says* is both streams, in the order a person at
+	// a shell would read them; what it *answers as data* is standard output alone — `status --json`
+	// prints its warnings beside the document, and a JSON parsed from the two together parsed
+	// nothing (2026-09-30, the first status asked through the console had no `answer`).
+	var stdout, stderr bytes.Buffer
+	cmd.Stdout = &stdout
+	cmd.Stderr = &stderr
 	runErr := cmd.Run()
-	answer := verbAnswer{Output: out.String(), OK: runErr == nil}
+	answer := verbAnswer{Output: stdout.String() + stderr.String(), OK: runErr == nil}
 	if jsonVerbs[argv[0]] && runErr == nil {
 		var parsed any
-		if json.Unmarshal(bytes.TrimSpace(out.Bytes()), &parsed) == nil {
+		if json.Unmarshal(bytes.TrimSpace(stdout.Bytes()), &parsed) == nil {
 			answer.Answer = parsed
 		}
 	}